“Analysis of the Relationship Between SPAD and Vegetation Index Value in Rice Paddy Plants Affected by Blast Disease Using Multispectral Imagery”. Jurnal BETA (Biosistem dan Teknik Pertanian) 12, no. 2 (September 30, 2024): 1–9. Accessed September 19, 2026. https://ejournal3.unud.ac.id/index.php/beta/article/view/2852.